But, instead of zombie dolls, a Darth Vader mask, airplanes and Justin Bieber, Damon tries to convince kids to ask for a water bottle.
"If you were stranded in the desert, what would you rather have? This water bottle or Justin Bieber," the We Bought a Zoo actor asks one young girl.
Her answer? "Justin Bieber."
But, after getting shot down by a few kids, and peed on, Damon did manage to convince one child that a water bottle is what she wants for Christmas.
But only after having a lesson in humility. The actor asked a few of his tiny friends knew who Matt Damon was and was met with many "no's". Though one child did know of his pal Ben Affleck.
Watch the PSA below.
